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Advanced <br /> BORING LOG <br /> l <br /> GeoEnvironmental, Inc. W-7 BOREHOLE NO M <br /> 4005 North Wilson Way, Stockton, CA 95205 <br /> (209)467-1006 FAX (209)467-1118 TOTAL DEPTH 30 feet <br /> i Project MBP -NAVY Drilling Co West Hazmat <br /> Site Location 2191 Navy Drive Rig/Auger Type CME-85 <br /> IStockton Logged By P Dotson <br /> California Reviewed By N Henderson <br /> IProject No AGE-NC-98-0534 Date(s) Drilled 07-21-00 <br /> Notes sz, Water level during drilling Page 1 of 1 <br /> v Water level in completed well <br /> Depth Sample Blows PID Sod USCS Class and Well Well <br /> ID /ft (ppm) Symbol Sod Description Completion Description <br /> 0 <br /> - FILL Backfill-5 MW7-5 7/9/13 Cement grout seal from <br /> 5'to-7'bsg <br /> CL SILTY CLAY/CLAYEY SILT,tanish-brown, <br /> -10 MW7-10 12/14/17 --- damp,no petroleum hydrocarbons(HC)odor <br /> Bentonite seal from-7' <br /> to-8' bsg <br /> CL CLAY,with silt,tan,saturated,no HC odor <br /> MW7-IS 13/15/17 --- #2112 sand from-8'to <br /> -30'bsg <br /> ICL SILTY CLAY/CLAYEY SILT,brown,moist,no <br /> -20— MW7-20 12/14/20 --- HC odor Screened interval from <br /> -10'to-30'bsg <br /> I <br /> I — — SM SILTY SAND,with clay,fine sand,gray, i <br /> -25— MW7-25 14/17/19 --- saturated,no HC odor <br /> SP POORLY GRADED SAND,with silt,medium <br /> sand,gray,saturated,no HC odor <br /> I CL SILTY CLAY,gray,saturated,no FIC odor <br /> - <br /> 30— -MW7-30 10/21/25 Cap at-30' <br />